Action-Qualifier Software Force Register And Mirror Register (Aqsfrc / Aqsfrcm); Action-Qualifier Software Force Register And Mirror Register (Aqsfrc / Aqsfrcm) Field Descriptions - Texas Instruments Concerto F28M35 Series Technical Reference Manual

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Table 7-50. Action-Qualifier Output B Control Register and Mirror Register (AQCTLB / AQCTLBM) Field
Bit Field
3-2 PRD
1-0 ZRO
Figure 7-101. Action-Qualifier Software Force Register and Mirror Register (AQSFRC / AQSFRCM)
15
7 6
RLDCSF
R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 7-51. Action-Qualifier Software Force Register and Mirror Register (AQSFRC / AQSFRCM)
Bit Field
15:8 Reserved
7:6 RLDCSF
5 OTSFB
4:3 ACTSFB
SPRUH22I – April 2012 – Revised November 2019
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Descriptions (continued)
Value Description
Action when the counter equals the period.
Note: By definition, in count up-down mode when the counter equals period the direction is defined
as 0 or counting down.
00 Do nothing (action disabled)
01 Clear: force EPWMxB output low.
10 Set: force EPWMxB output high.
11 Toggle EPWMxB output: low output signal will be forced high, and a high signal will be forced low.
Action when counter equals zero.
Note: By definition, in count up-down mode when the counter equals 0 the direction is defined as 1
or counting up.
00 Do nothing (action disabled)
01 Clear: force EPWMxB output low.
10 Set: force EPWMxB output high.
11 Toggle EPWMxB output: low output signal will be forced high, and a high signal will be forced low.
5 4
OTSFB
R/W-0
Field Descriptions
Value Description
AQCSFRC Active Register Reload From Shadow Options
00 Load on event counter equals zero
01 Load on event counter equals period
10 Load on event counter equals zero or counter equals period
11 Load immediately (the active register is directly accessed by the CPU and is not loaded from the
shadow register).
One-Time Software Forced Event on Output B
0 Writing a 0 (zero) has no effect. Always reads back a 0
This bit is auto cleared once a write to this register is complete, i.e., a forced event is initiated.)
This is a one-shot forced event. It can be overridden by another subsequent event on output B.
1 Initiates a single s/w forced event
Action when One-Time Software Force B Is invoked
00 Does nothing (action disabled)
01 Clear (low)
10 Set (high)
11 Toggle (Low -> High, High -> Low)
Note: This action is not qualified by counter direction (CNT_dir)
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R-0
3 2
ACTSFB OTSFA
R/W-0 R/W-0
C28 Enhanced Pulse Width Modulator (ePWM) Module
Registers
8
1 0
ACTSFA
R/W-0
751